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Use realtime GPU priority to avoid stalls during high GPU usage

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Change derived from OBS project commit: ec769ef008
See related discussion: https://obsproject.com/forum/threads/obs-studio-24-0-3-gpu-priority-fix-testing.111669/
This commit is contained in:
Conn O'Griofa
2021-01-04 04:45:46 +00:00
parent 415dec37ad
commit 0a883ab651
2 changed files with 43 additions and 0 deletions
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13
sunshine/platform/windows/display.h
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@@ -84,6 +84,19 @@ public:
DXGI_FORMAT format;
D3D_FEATURE_LEVEL feature_level;
typedef enum _D3DKMT_SCHEDULINGPRIORITYCLASS
{
D3DKMT_SCHEDULINGPRIORITYCLASS_IDLE,
D3DKMT_SCHEDULINGPRIORITYCLASS_BELOW_NORMAL,
D3DKMT_SCHEDULINGPRIORITYCLASS_NORMAL,
D3DKMT_SCHEDULINGPRIORITYCLASS_ABOVE_NORMAL,
D3DKMT_SCHEDULINGPRIORITYCLASS_HIGH,
D3DKMT_SCHEDULINGPRIORITYCLASS_REALTIME
}
D3DKMT_SCHEDULINGPRIORITYCLASS;
typedef NTSTATUS WINAPI (*PD3DKMTSetProcessSchedulingPriorityClass)(HANDLE, D3DKMT_SCHEDULINGPRIORITYCLASS);
};
class display_ram_t : public display_base_t {